CN218277280U - Electric heating tea set circuit board - Google Patents
Electric heating tea set circuit board Download PDFInfo
- Publication number
- CN218277280U CN218277280U CN202222277572.7U CN202222277572U CN218277280U CN 218277280 U CN218277280 U CN 218277280U CN 202222277572 U CN202222277572 U CN 202222277572U CN 218277280 U CN218277280 U CN 218277280U
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- pcb
- heat dissipation
- aluminum plate
- power tube
- circuit board
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Abstract
An electric heating tea set circuit board comprises a PCB, a power tube arranged on the PCB and a heat dissipation assembly used for heat dissipation of the power tube, wherein the heat dissipation assembly comprises an aluminum profile heat radiator arranged on the front side of the PCB and a heat dissipation fan arranged on the back side of the PCB, the aluminum profile heat radiator comprises an aluminum plate, an upper heat dissipation rib and a limiting groove are arranged at the top of the aluminum plate, a lower heat dissipation rib and a mounting groove are arranged at the bottom of the aluminum plate, the upper heat dissipation rib, the lower heat dissipation rib, the limiting groove and the mounting groove are arranged along the length direction of the aluminum plate, the power tube is arranged in the mounting groove and tightly attached to the bottom surface of the aluminum plate through a bolt, a screw hole is formed in the aluminum plate, and the bolt is locked at the screw hole; the PCB is provided with a through hole corresponding to the bolt, and the back of the PCB is provided with the cooling fan corresponding to the through hole. The fan can take away the heat on the surface of the power tube and the aluminum profile radiator quickly, and the purpose of quickly radiating heat is achieved.
Description
Technical Field
The utility model belongs to the technical field of the circuit and specifically relates to an electric heat tea set circuit board.
Background
Electric heat tea set circuit board during operation, its IGBT pipe can produce a large amount of heats, and prior art need increase the radiator on the PCB board usually and dispel the heat to IGBT, prevents IBGT high temperature out of control. The existing radiator mainly adopts aluminum profiles for heat dissipation, the passive heat dissipation mode has a common effect, and the IBGT needs to be quickly dissipated to meet the requirements of the working environment of an electric heating tea set which needs to be continuously heated.
Disclosure of Invention
The utility model aims to solve the technical problem that an electric heat tea set circuit board is provided, the radiating effect to the power tube is better.
In order to solve the technical problem, the technical scheme of the utility model is that: an electric heating tea set circuit board comprises a PCB, a power tube arranged on the PCB and a heat dissipation assembly used for heat dissipation of the power tube, wherein the heat dissipation assembly comprises an aluminum profile heat radiator arranged on the front side of the PCB and a heat dissipation fan arranged on the back side of the PCB, the aluminum profile heat radiator comprises an aluminum plate, an upper heat dissipation rib and a limiting groove are arranged at the top of the aluminum plate, a lower heat dissipation rib and a mounting groove are arranged at the bottom of the aluminum plate, the upper heat dissipation rib, the lower heat dissipation rib, the limiting groove and the mounting groove are arranged along the length direction of the aluminum plate, a fixing piece is arranged at the end part of the aluminum profile heat radiator, the upper end of the fixing piece is bent and inserted into the limiting groove, the lower end of the fixing piece is inserted into a pin hole of the PCB and is fixed through soldering tin, and the mounting groove and the PCB enclose a heat dissipation channel with two communicated ends; the power tube is arranged in the mounting groove and is tightly attached to the bottom surface of the aluminum plate through a bolt, the aluminum plate is provided with a screw hole, and the bolt is locked at the screw hole; the PCB is provided with through holes corresponding to the bolts, and the back of the PCB is provided with the cooling fan corresponding to the through holes. The utility model discloses the principle: the through hole is formed in the PCB and is aligned with the bolt for locking the power tube, and the screwdriver can operate the bolt through the through hole, so that the power tube is convenient to disassemble and assemble; the back surface of the PCB is provided with the cooling fan which is arranged on the back surface, and the installation of the circuit board is not influenced by the back surface space; the radiating fan is additionally arranged and is communicated with the radiating air duct through the through hole, so that air flow is formed in the radiating air duct, heat on the surfaces of the power tube and the aluminum profile radiator can be taken away quickly, and the purpose of quick radiating is achieved.
As the improvement, the depth of the screw hole is 3.5mm.
As an improvement, the screw hole is formed in the middle of the aluminum profile radiator.
As an improvement, the heat radiation fan is fixed on the PCB through bolts or buckles.
As a modification, the bolt comprises a screw rod and a head, and the head presses the power tube through a gasket.
Compared with the prior art, the utility model the beneficial effect who brings is:
the through hole is formed in the PCB and is aligned with the bolt for locking the power tube, and the screwdriver can operate the bolt through the through hole, so that the power tube is convenient to disassemble and assemble; the back surface of the PCB is provided with the cooling fan which is arranged on the back surface, and the installation of the circuit board is not influenced by the back surface space; the cooling fan is additionally arranged and is communicated with the cooling air channel through the through hole, so that air flow is formed in the cooling air channel, heat on the surfaces of the power tube and the aluminum profile radiator can be taken away quickly, and the purpose of quick cooling is achieved.
Drawings
Fig. 1 is a side view of the present invention.
Fig. 2 is a schematic end view of a heat dissipation assembly.
Fig. 3 is an exploded view of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, an electric heating tea set circuit board comprises a PCB board 1, a power tube 6 arranged on the PCB board 1, and a heat dissipation assembly for dissipating heat of the power tube 6.
As shown in fig. 1 to 3, the heat dissipation assembly includes an aluminum profile heat sink 2 disposed on the front surface of the PCB 1 and a heat dissipation fan 3 disposed on the back surface of the PCB 1. The aluminum profile radiator 2 comprises an aluminum plate 21, an upper radiating rib 22 and a limiting groove 23 are arranged at the top of the aluminum plate 21, a lower radiating rib 24 and an installation groove 25 are arranged at the bottom of the aluminum plate 21, and the upper radiating rib 21, the lower radiating rib 24, the limiting groove 23 and the installation groove 25 are arranged along the length direction of the aluminum plate 21; the end part of the aluminum profile radiator 2 is provided with a fixing piece 4, the upper end of the fixing piece 4 is bent and inserted into the limiting groove 23, the lower end of the fixing piece 4 is inserted into a foot hole of the PCB 1 and fixed through soldering tin, and the aluminum profile radiator 2 is fixed on the PCB 1 through the fixing piece; a screw hole 26 is formed in the middle of the aluminum plate 21, the depth of the screw hole 26 is 3.5mm, the screw hole is thicker than that of the aluminum plate 21 of the original aluminum profile radiator 2, a through hole in the aluminum plate 21 is directly tapped to form the screw hole 26, a nut can be omitted, and the aluminum plate 21 can be directly locked by a bolt; the mounting groove 25 and the PCB 1 enclose a heat dissipation channel with two communicated ends, and the power tube 6 is arranged in the heat dissipation channel. The power tube 6 is arranged in the mounting groove 25 and tightly attached to the bottom surface of the aluminum plate 21 through the bolt 5, the bolt 5 comprises a screw and a head, the screw is locked at the screw hole 26, and the head compresses the power tube 6 through a gasket. Correspond bolt 5 department on PCB board 1 and be equipped with through-hole 11, the screwdriver can stretch into in the mounting groove 25 through this through-hole 11, the back of PCB board 1 corresponds through-hole 11 department and is equipped with radiator fan 3, radiator fan 3 passes through bolt 5 or buckle to be fixed on PCB, and after radiator fan 3 was pulled down, can expose through-hole 11, through-hole 11 both can regard as heat dissipation channel's part promptly, also can regard as the hole of dismantling of bolt 5.
The utility model discloses the principle: a through hole 11 is formed in the PCB 1, the through hole 11 is aligned with the bolt 5 for locking the power tube 6, and the screwdriver can operate the bolt 5 through the through hole 11, so that the power tube 6 can be conveniently disassembled and assembled; the back surface of the PCB (printed circuit board) 1 is provided with the cooling fan 3, the cooling fan 3 is arranged on the back surface, and the installation of the circuit board is not influenced by the back surface space; the radiator fan 3 is additionally arranged, and the radiator fan 3 is communicated with the radiating air channel through the through hole 11, so that air flow is formed in the radiating air channel, heat on the surfaces of the power tube 6 and the aluminum profile radiator 2 can be taken away quickly, and the purpose of quick heat dissipation is achieved.
Claims (5)
1. The utility model provides an electric heat tea set circuit board, includes the PCB board, establishes the power tube on the PCB board and is used for the radiating radiator unit of power tube, its characterized in that: the heat dissipation assembly comprises an aluminum profile heat sink arranged on the front side of the PCB and a heat dissipation fan arranged on the back side of the PCB, the aluminum profile heat sink comprises an aluminum plate, an upper heat dissipation rib and a limiting groove are arranged at the top of the aluminum plate, a lower heat dissipation rib and a mounting groove are arranged at the bottom of the aluminum plate, the upper heat dissipation rib, the lower heat dissipation rib, the limiting groove and the mounting groove are arranged along the length direction of the aluminum plate, a fixing piece is arranged at the end part of the aluminum profile heat sink, the upper end of the fixing piece is bent and inserted into the limiting groove, the lower end of the fixing piece is inserted into a foot hole of the PCB and fixed through soldering tin, and the mounting groove and the PCB enclose a heat dissipation channel with two communicated ends; the power tube is arranged in the mounting groove and is tightly attached to the bottom surface of the aluminum plate through a bolt, the aluminum plate is provided with a screw hole, and the bolt is locked at the screw hole; the PCB is provided with through holes corresponding to the bolts, and the back of the PCB is provided with the cooling fan corresponding to the through holes.
2. The electric heating tea set circuit board of claim 1, wherein: the depth of the screw hole is 3.5mm.
3. The electric heating tea set circuit board of claim 1, wherein: the screw hole is arranged in the middle of the aluminum profile radiator.
4. The electric heating tea set circuit board of claim 1, wherein: the heat radiation fan is fixed on the PCB through bolts or buckles.
5. The electric heating tea set circuit board of claim 1, wherein: the bolt comprises a screw rod and a head, and the head compresses the power tube through a gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222277572.7U CN218277280U (en) | 2022-08-29 | 2022-08-29 | Electric heating tea set circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222277572.7U CN218277280U (en) | 2022-08-29 | 2022-08-29 | Electric heating tea set circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218277280U true CN218277280U (en) | 2023-01-10 |
Family
ID=84710187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222277572.7U Active CN218277280U (en) | 2022-08-29 | 2022-08-29 | Electric heating tea set circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218277280U (en) |
-
2022
- 2022-08-29 CN CN202222277572.7U patent/CN218277280U/en active Active
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